General form of registration statement for all companies including face-amount certificate companies

Note 6 - Stock-based Compensation - Stock Compensation Activity (Details)

v3.23.3
Note 6 - Stock-based Compensation - Stock Compensation Activity (Details) - USD ($)
 9 Months Ended 12 Months Ended 24 Months Ended
Jun. 30, 2023
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Outstanding, shares (in shares) 12,329 15,562    
Outstanding, weighted average exercise price (in dollars per share) $ 416.00 $ 464.00    
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term (Year) 5 years 8 months 19 days 1 year 4 months 9 days 1 year 9 months 29 days 1 year 5 months 15 days
Outstanding, aggregate intrinsic value $ 0 $ 16,900 $ 140,151 $ 16,900
Awarded, shares (in shares) 3,063 829    
Awarded, weighted average exercise price (in dollars per share) $ 64.00 $ 48.00    
Forfeited/Cancelled, shares (in shares) (2,388) (4,062)    
Forfeited/Cancelled, weighted average exercise price (in dollars per share) $ 560.00 $ 560.00    
Outstanding, shares (in shares) 13,004 12,329 15,562 12,329
Outstanding, weighted average exercise price (in dollars per share) $ 312.00 $ 416.00 $ 464.00 $ 416.00
Vested, shares (in shares) 9,927 10,316    
Vested, weighted average exercise price (in dollars per share) $ 384.00 $ 464.00    
Vested, weighted average remaining contractual term (Year) 4 years 10 months 6 days 1 year 6 months 7 days    
Vested, aggregate intrinsic value $ 0 $ 0    
Vested and expected to vest, shares (in shares) 13,041 12,329   12,329
Vested and expected to vest weighted average exercise price (in dollars per share) $ 312.00 $ 416.00   $ 416.00
Vested and expected to vest, weighted average remaining contractual term (Year) 5 years 8 months 19 days 1 year 5 months 15 days    
Vested and expected to vest, aggregate intrinsic value $ 0 $ 16,900   $ 16,900